/// <summary>Starts a coroutine to fade the screen to black and then to show everything again.</summary>
/// <param name="colorChangeSpeed">Speed to fade in and out at.</param>
/// <param name="afterFadeOut">Delegate to call when we the world turns black.</param>
/// <param name="afterFadeIn">Delegate to call when the world is shown again.</param>
public void StartFadeOutAndIn(float colorChangeSpeed, FadeOutInFunction afterFadeOut, FadeOutInFunction afterFadeIn)
{
if (isFadeInOutActive)
{
StopCoroutine(fadeInOutCoroutine);
}
fadeInOutCoroutine = StartCoroutine(FadeOutAndInCoroutine(colorChangeSpeed, afterFadeOut, afterFadeIn));
}
/// <summary>Coroutine to fade out (fade to black) and then fade in (show the world again).</summary>
/// <param name="colorChangeSpeed">Speed to fade in and out at.</param>
/// <param name="afterFadeOut">Delegate to call when we the world turns black.</param>
/// <param name="afterFadeIn">Delegate to call when the world is shown again.</param>
private IEnumerator FadeOutAndInCoroutine(float colorChangeSpeed, FadeOutInFunction afterFadeOut, FadeOutInFunction afterFadeIn)
{
isFadeInOutActive = true;
// Fade out the screen
Color startColor = Color.black;
startColor.a = 0;
while (blackImage.color.a < 1)
{
Color CurrentColor = blackImage.color;
CurrentColor.a += colorChangeSpeed;
blackImage.color = CurrentColor;
yield return(null);
}
startColor.a = 1;
blackImage.color = startColor;
// While the screen is completely black do the given do while dark behavior
afterFadeOut?.Invoke();
// Fade in the screen
while (blackImage.color.a > 0)
{
Color CurrentColor = blackImage.color;
CurrentColor.a -= colorChangeSpeed;
blackImage.color = CurrentColor;
yield return(null);
}
startColor.a = 0;
blackImage.color = startColor;
// Call the after fade in behavior
afterFadeIn?.Invoke();
isFadeInOutActive = false;
yield return(null);
}
